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Finding the Fourth Proportional to 59,652.68, 89,476.99 and 15,279.86

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Solution

The fourth proportional to 59,652.68, 89,476.99 and 15,279.86 is: 22,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,652.68 : 89,476.99 = 15,279.86 : x
  2. Step 2: Convert to fraction form
    59,652.68/89,476.99 = 15,279.86/x
  3. Step 3: Cross multiply
    59,652.68x = 89,476.99 × 15,279.86
  4. Step 4: Simplify right side
    59,652.68x = 1,367,196,065.91
  5. Step 5: Solve for x
    x = 1,367,196,065.91/59,652.68
  6. Step 6: Final answer
    x = 22,919.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.